
| Series 55, 55CR, 55B | Ae | Ap Ae | Vc | DC • in | |||||||||
| Fractional | Hardness | Ae x DC | Ap x DC | (sfm) | 1/8 | 1/4 | 3/8 | 1/2 | 5/8 | 3/4 | 1 | ||
| Profile | 360 | RPM | 11002 | 5501 | 3667 | 2750 | 2200 | 1834 | 1375 | ||||
| ≤ 0.25 | ≤ 1.5 | (288432) | Fz | 0.0003 | 0.0007 | 0.0013 | 0.0017 | 0.0022 | 0.0023 | 0.0024 | |||
| K CAST IRONS (HIGH ALLOY) | ≤ 260 Bhn | - | Feed (ipm) | 14.3 | 19.3 | 23.8 | 23.4 | 24.2 | 21.1 | 16.5 | |||
| Gray, Malleable, Ductile | or ≤ 26 HRc | HSM | 540 | RPM | 16502 | 8251 | 5501 | 4126 | 3300 | 2750 | 2063 | ||
| ≤ 0.05 | ≤ 2 | (432-648) | Fz | 0.0005 | 0.0014 | 0.0026 | 0.0034 | 0.0043 | 0.0044 | 0.0048 | |||
| Feed (ipm) | 42.9 | 57.8 | 71.5 | 70.1 | 71.0 | 60.5 | 49.5 | ||||||
| Prfil | 70 | RPM | 2139 | 1070 | 713 | 535 | 428 | 357 | 267 | ||||
| SUPER ALLOYS | oe | ≤ 0.25 | ≤ 1.5 | (5684) | Fz | 0.0002 | 0.0006 | 0.0010 | 0.0014 | 0.0017 | 0.0018 | 0.0019 | |
| (NICKEL, COBALT, IRON BASE) | ≤ 300 Bhn or | - | Feed (ipm) | 2.2 | 3.2 | 3.6 | 3.7 | 3.6 | 3.2 | 2.5 | |||
| Inconel 601, 617, 625, Il Ml 400 | ≤ 32 HRc | HSM | 107 | RPM | 3270 | 1635 | 1090 | 817 | 654 | 545 | 409 | ||
| ncooy, one | ≤ 0.05 | ≤ 2 | (86128) | Fz | 0.0004 | 0.0011 | 0.0021 | 0.0028 | 0.0034 | 0.0036 | 0.0039 | ||
| - | Feed (ipm) | 6.7 | 9.0 | 11.4 | 11.4 | 11.1 | 9.8 | 8.0 | |||||
| Profile | 55 | RPM | 1681 | 840 | 560 | 420 | 336 | 280 | 210 | ||||
| SUPER ALLOYS | ≤ 0.25 | ≤ 1.5 | Fz | 0.0002 | 0.0004 | 0.0008 | 0.0010 | 0.0013 | 0.0014 | 0.0015 | |||
| (NICKEL, COBALT, IRON BASE) | ≤ 400 Bhn | (44-66) | Feed (ipm) | 1.3 | 1.7 | 2.2 | 2.1 | 2.2 | 2.0 | 1.6 | |||
| Inconel 718, X-750, Incoloy, Waspaloy, | or ≤ 43 HRc | HSM | 85 | RPM | 2598 | 1299 | 866 | 649 | 520 | 433 | 325 | ||
| Hastelloy, Rene | ≤ 0.05 | ≤ 2 | Fz | 0.0003 | 0.0008 | 0.0015 | 0.0021 | 0.0026 | 0.0027 | 0.0029 | |||
| (68-102) | Feed (ipm) | 4.0 | 5.2 | 6.5 | 6.8 | 6.8 | 5.8 | 4.7 | |||||
| S | Profile | 235 | RPM | 7182 | 3591 | 2394 | 1795 | 1436 | 1197 | 898 | |||
| TITANIUM ALLOYS | ≤ 0.25 | ≤ 1.5 | Fz | 0.0002 | 0.0006 | 0.0012 | 0.0016 | 0.0020 | 0.0021 | 0.0023 | |||
| Pure Titanium, Ti6Al4V | ≤ 350 Bhn | (188-282) | Feed (ipm) | 7.2 | 10.8 | 14.4 | 14.4 | 14.4 | 12.6 | 10.3 | |||
| , Ti6Al2Sn4Zr2Mo, Ti4Al4M2S05Si | or ≤ 38 HRc | HSM | 390 | RPM | 11918 | 5959 | 3973 | 2980 | 2384 | 1986 | 1490 | ||
| on. | ≤ 0.05 | ≤ 2 | Fz | 0.0005 | 0.0013 | 0.0024 | 0.0032 | 0.0040 | 0.0041 | 0.0045 | |||
| (312-468) | Feed (ipm) | 29.8 | 38.7 | 47.7 | 47.7 | 47.7 | 40.7 | 33.5 | |||||
| Pfil | 85 | RPM | 2598 | 1299 | 866 | 649 | 520 | 433 | 325 | ||||
| TITANIUM ALLOYS (DIFFICULT) | roe | ≤ 0.25 | ≤ 1.5 | (68-102) | Fz | 0.0002 | 0.0006 | 0.0012 | 0.0016 | 0.0020 | 0.0021 | 0.0023 | |
| Ti10Al2Fe3Al, Ti5Al5V5Mo3Cr, | ≤ 440 Bhn | Feed (ipm) | 2.6 | 3.9 | 5.2 | 5.2 | 5.2 | 4.5 | 3.7 | ||||
| Ti7Al4Mo, Ti3Al8V6Cr4Zr4Mo, | or ≤ 47 HRc | HSM | 140 | RPM | 4278 | 2139 | 1426 | 1070 | 856 | 713 | 535 | ||
| Ti6Al6V6Sn, Ti15V3 Cr3Sn3Al | ≤ 0.05 | ≤ 2 | Fz | 0.0005 | 0.0013 | 0.0024 | 0.0032 | 0.0040 | 0.0042 | 0.0045 | |||
| (112-168) | Feed (ipm) | 10.7 | 13.9 | 17.1 | 17.1 | 17.1 | 15.0 | 12.0 | |||||
| Pfil | 175 | RPM | 5348 | 2674 | 1783 | 1337 | 1070 | 891 | 669 | ||||
| roe | ≤ 0.25 | ≤ 1.5 | Fz | 0.0002 | 0.0005 | 0.0010 | 0.0013 | 0.0016 | 0.0017 | 0.0018 | |||
| H TOOL STEELS A2 D2 H13 L2 M2 | ≤ 375 Bhn | (140-210) | Feed (ipm) | 5.3 | 6.7 | 8.9 | 8.7 | 8.6 | 7.6 | 6.0 | |||
| , , , , , P20, S7, T15, W2 | or ≤ 40 HRc | HSM | 290 | RPM | 8862 | 4431 | 2954 | 2216 | 1772 | 1477 | 1108 | ||
| ≤ 0.05 | ≤ 2 | Fz | 0.0004 | 0.0010 | 0.0019 | 0.0025 | 0.0032 | 0.0033 | 0.0035 | ||||
| (232-348) | Feed (ipm) | 17.7 | 22.2 | 28.1 | 27.7 | 28.4 | 24.4 | 19.4 |
Bhn (Brinell) HRc (Rockwell C) HSM (High Speed Machining) rpm = Vc x 3.82 / DC ipm = Fz x 5 x rpm reduce speed and feed for materials harder than listed reduce Ap to 1 x DC (maximum) when profile milling with long or extra long flute length tools